[PATCH] pnpacpi: incorrect test

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From: Alan Cox <alan@xxxxxxxxxxxxxxx>

TEST_ALPHA() is broken and always returns 0

Resolves-bug:  https://bugzilla.kernel.org/show_bug.cgi?id=45171
---

 drivers/pnp/pnpacpi/core.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 26b5d4b..107b6b6 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -58,7 +58,7 @@ static inline int __init is_exclusive_device(struct acpi_device *dev)
 	if (!(('0' <= (c) && (c) <= '9') || ('A' <= (c) && (c) <= 'F'))) \
 		return 0
 #define TEST_ALPHA(c) \
-	if (!('@' <= (c) || (c) <= 'Z')) \
+	if (!('@' <= (c) && (c) <= 'Z')) \
 		return 0
 static int __init ispnpidacpi(const char *id)
 {

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